package com.example.e_comm.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.example.e_comm.entity.Role;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface RoleMapper extends BaseMapper<Role> {
    /**
     * 根据用户获取角色列表
     * @param
     * @return
     */
    @Select("SELECT * FROM roles r " +
            "INNER JOIN user_role ur ON r.id = ur.role_id " +
            "WHERE ur.user_id = #{userId} AND r.deleted = 0")
    List<Role> getRolesByUserId(@Param("userId") Long userId);
    /**
     * 根据角色ID获取角色列表和权限列表
     * @param
     * @return 符合条件的角色及权限列表
     */
    @Select("SELECT * FROM roles r " +
    "INNER JOIN role_permission rp ON r.id = rp.role_id"+
    "INNER JOIN permissions p on rp.perm_id = p.id"+
    "WHERE r.id = #{roleId} AND R.deleted = 0")
    Role getRoleByIdWithPermissions(@Param("roleId") Long roleId);
}
